package p10.p1007;

public class Test {



    public static void main(String[] args) {
        Student student = new Student();

        Student student1 = student;
        Student student2 = null;
        System.out.println(student);
        System.out.println(student1);
        System.out.println(student2);
        System.out.println("--------------");
        StudentDemo studentDemo = new StudentDemo();
        studentDemo.getStudent().study();
    }
}
